Kenyan music veteran Mejja and Tanzanian Bongo Flava star Harmonize are set to headline the sixth edition of Old School Bongo on Sunday, 5 April 2026.
The event will take place at Cavalli @ The Manor in Westlands, Nairobi, with doors opening at 2:00 PM.
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Organisers shared the news on social media, confirming that the event will feature a full day of performances celebrating East African music. Old School Bongo has become a staple in the region’s entertainment calendar, attracting fans of both nostalgic and contemporary sounds.

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Harmonize Leads the Lineup
Harmonize, born Rajabu Abdulkahali Ibrahim, has been active in the music scene since 2015. He gained recognition with hits such as Aiyola and later founded his own record label, Konde Music Worldwide, after leaving Wasafi Records. Over the years, Harmonize has collaborated with various African artists, spanning Bongo Flava, Afrobeats, and Afropop genres.
Promotional materials identify Harmonize as the main headliner for Old School Bongo 6.0. Fans can expect performances from his extensive catalogue of popular songs.
“I’m looking forward to bringing the Tanzanian sound to Nairobi,” organisers quoted Harmonize in announcements shared online.
Mejja Brings Kenyan Urban Energy
Mejja, whose career in Kenyan genge music spans more than fifteen years, is the other major act on the bill. His performances are known for high energy and audience engagement, adding a distinctly Kenyan flavor to the event. The combination of Mejja and Harmonize provides a mix of regional styles that reflect the diversity of East African music.
Event Details and Ticketing
Old School Bongo 6.0 is organized by Cavalli Events in partnership with Naivibe. Tickets are available through multiple online platforms with tiered pricing, allowing fans different levels of access.

Event highlights include:
- Doors open: 2:00 PM
- Venue: Cavalli @ The Manor, Westlands Road, opposite CFC Stanbic Bank
- Music styles: Bongo Flava, Genge, Afropop, and regional hits
- Indoor and outdoor stages for performances
Cavalli @ The Manor is known for hosting live music, dining, and nightlife experiences. The venue’s layout, combining indoor seating with open-air areas, allows for a flexible concert environment suitable for large crowds.
Old School Bongo 6.0 promises a celebration of East African popular music, bringing together fans from Nairobi and beyond for a full day of performances, dancing, and cultural celebration.
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